Yŏng-gwan Cho

• Chungang Asia chawŏn enŏji t'uja hwan'gyŏng punsŏk kwa chŏngch'aek sisachŏm
• Chungang Asia kukkadŭl ŭi nongŏp chŏngch'aek kwa Han, Chungang Asia nongŏp hyŏmyŏk hwaktae pangan
• Chungang Asia kukkadŭl ŭi t'uja maeryŏkto punsŏk kwa Han'guk ŭi chinch'ul pangan